Verition Fund Management
TNDM icon

Verition Fund Management’s Tandem Diabetes Care TNDM Stock Holding History

Verition Fund Management’s Portfolio TNDM Stock Details TNDM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$10.6M Buy
700,000
+592,881
+553% +$10.4M 0.05% 351
2026
Q1 		$2.05M Buy
107,119
+96,532
+912% +$2.1M 0.01% 1005
2025
Q4 		$233K Sell
10,587
-12,479
-54% -$225K ﹤0.01% 3115
2025
Q3 		$280K Sell
23,066
-195,520
-89% -$2.65M ﹤0.01% 3332
2025
Q2 		$4.07M Buy
218,586
+188,668
+631% +$3.74M 0.02% 1332
2025
Q1 		$573K Buy
+29,918
New +$875K ﹤0.01% 2502
2024
Q4 		– Sell
-31,743
Closed -$1.35M – 3526
2024
Q3 		$1.35M Sell
31,743
-16,699
-34% -$708K 0.01% 1675
2024
Q2 		$1.95M Buy
48,442
+3,474
+8% +$145K 0.01% 1286
2024
Q1 		$1.59M Buy
+44,968
New +$1.2M 0.01% 1348
2023
Q4 		– Sell
-19,638
Closed -$408K – 2682
2023
Q3 		$408K Buy
19,638
+8,487
+76% +$233K ﹤0.01% 1551
2023
Q2 		$274K Buy
11,151
+2,010
+22% +$64.7K ﹤0.01% 1622
2023
Q1 		$371K Buy
+9,141
New +$378K 0.01% 1394
2022
Q2 		– Sell
-6,663
Closed -$775K – 3034
2022
Q1 		$775K Sell
6,663
-301
-4% -$35.1K 0.01% 1631
2021
Q4 		$1.05M Buy
6,964
+144
+2% +$19.4K 0.01% 1271
2021
Q3 		$814K Buy
6,820
+2,853
+72% +$314K 0.01% 1023
2021
Q2 		$386K Buy
3,967
+1,083
+38% +$96.6K ﹤0.01% 1219
2021
Q1 		$255K Buy
+2,884
New +$268K ﹤0.01% 1205
2020
Q1 		– Sell
-3,629
Closed -$216K – 1052
2019
Q4 		$216K Buy
+3,629
New +$224K ﹤0.01% 949
2019
Q3 		– Sell
-8,765
Closed -$566K – 1327
2019
Q2 		$566K Sell
8,765
-18,535
-68% -$1.2M 0.02% 622
2019
Q1 		$1.73M Buy
+27,300
New +$1.43M 0.07% 247

Other funds holding TNDM

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
SC
Sessa Capital New York $5.98B AUM 99.85% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
FLAM
First Light Asset Management Edina, Minnesota $1.65B AUM 203.21% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
GKIM
GW&K Investment Management Boston, Massachusetts $12.8B AUM 48.82% 1-Year Est. Return
Jennison Associates
Jennison Associates New York $167B AUM 44.17% 1-Year Est. Return
PIM
Paradice Investment Management Denver, Colorado $627M AUM 43.41% 1-Year Est. Return
Jacobs Levy Equity Management
Jacobs Levy Equity Management Florham Park, New Jersey $27.8B AUM 46.46% 1-Year Est. Return

Verition Fund Management's TNDM Position: Q2 2026 in Review

Verition Fund Management increased its Tandem Diabetes Care (TNDM) stake by 553% in Q2 2026, buying an estimated $10.4M and bringing the position to 700,000 shares worth $10.6M. The position accounts for 0.05% of the portfolio, ranked #351.

Verition Fund Management first reported a position in TNDM in Q1 2019 and has held it in 20 quarters since. 274 funds tracked by Wall St. Rank hold TNDM as of Q2 2026.

  • Verition Fund Management held 700,000 shares of Tandem Diabetes Care worth $10.6M as of Q2 2026.
  • Verition Fund Management bought 592,881 Tandem Diabetes Care shares in Q2 2026, an estimated $10.4M.
  • Tandem Diabetes Care made up 0.05% of Verition Fund Management's portfolio in Q2 2026, its #351 holding.
  • Verition Fund Management first reported a position in Tandem Diabetes Care in Q1 2019 and has held it in 20 quarters since.
  • 274 funds tracked by Wall St. Rank held Tandem Diabetes Care as of Q2 2026.

Based on Verition Fund Management's 13F filing for Q2 2026, filed 14 Aug 2026.